• Today

    Jul 27

    92°Lo 72°

    Hot with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Jul 28

    90°Lo 72°

    A heavy thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Jul 29

    84°Lo 68°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Jul 30

    86°Lo 68°

    Couple of showers, t-storms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Jul 31

    82°Lo 68°

    A p.m. t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
10pm
11pm Thu
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 80° 78° 76° 74° 74° 74° 73° 73°
RealFeel® 89° 87° 85° 83° 83° 82° 80° 80°
Humidity 83% 89% 95% 98% 98% 95% 97% 100%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
6%
 
6%
 
6%
 
6%
 
4%
 
4%
 
4%
 
6%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
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  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 2 SW 2 S 2 S 2 SSW 2 SSW 2 SW 2 WSW 2 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 45% 45% 45% 45% 45%
Dew Point 74° 74° 74° 74° 74° 73° 72° 73°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2015
High 92° 89° N/A 86°
Low 72° 68° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 14:20 of sunlight, then sets at 8:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:43 AM with 13:42 of moolight, then sets at 2:25 PM

Frederick Weather Report

Dangerous heat wave to persist in northeastern US much of this week

July 27, 2016; 8:41 AM ET

A stifling heat wave will remain entrenched across the Northeast much of this week, despite a brief reprieve in humidity for some. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps